{"nhtsa_id":10177999,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-08-05","date":"2020-07-08","document_id":"WKG4","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, AIR","mfr_system":null,"summary":"Porsche intranet posting for Porsche Workshop Campaign WKG4 - Replacing PCCB brake disc covers and air guides.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10177999-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10177999-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10177999","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"911","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_porsche_911"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}